Fascination About Laser Crystal
Fascination About Laser Crystal
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The most common laser-active exceptional earth ions and host media along with some typical emission wavelengths are proven in the following table:
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Laser crystals are optical crystals �?normally single crystals (monocrystalline optical materials) �?which happen to be made use of as gain media for solid-point out lasers. Typically, They may be doped with either trivalent rare earth ions or changeover metal ions.
Moreover, some versatility is shed in experiments if just one are not able to try out absorbers with unique thickness or doping concentration, such as, with no exchanging the laser crystal by itself.
The host medium influences strongly the wavelength, bandwidth and transition cross-sections of pump and laser transitions and likewise the higher-state life time.
GWU gives all popular laser crystals (Nd:YVO4, Nd:YAG, Yb:YAG and many others.) having a wide number of requirements. In addition to the well-recognized supplies, modern crystals with superb Homes like Yb:CALGO can open new horizons for demanding laser programs. Irrespective of whether specific items for R & D reasons are needed or Price-successful numbers in little, medium or significant batches with in-time delivery for the production line are essential: GWU’s devoted services helps to find the greatest core factors in your application.
活性离子在激光晶体内发生的能量跃迁对激光操作至关重要。大多数激光操作都是通过四能级系统原理进行的，确保连续操作并防止浪费的非辐射衰变。
g. a thin disk. As A different case in point, Q-switched lasers reach a greater populace density during the upper laser level and they are consequently much more sensitive to quenching effects and Power transfer processes; thus, a decreased doping density is commonly appropriate for these products. For prime-electrical power lasers, reduced doping densities in many cases are utilized to limit the density of heat technology, although skinny-disk lasers work ideal more info with highly doped crystals. Lots of laser goods will not get to the total overall performance probable for the reason that such information have not been adequately worked out.
Laser modeling and simulation can be utilized to reliably determine the the best possible crystal dimensions, doping density and possibly values of further parameters.
量子效率是发射光子数量与吸收光子数量的比率。高量子效率表明更大部分吸收能量被转化为激光光束，有助于提高激光的整体效率。
It is apparent that different purposes produce incredibly unique demands on laser achieve media. For that reason, a broad vary of various crystals are utilised, and producing the proper choice is important for setting up lasers with optimum general performance.
材料 激光晶体 晶体生长 光学性能 稀土离子 过渡族离子 components laser crystal crystal advancement optical efficiency exceptional earth ions transition group ions
GWU-Lasertechnik has a lot more than thirty many years of practical experience in distributing laser crystals. Choose GWU to take advantage of our huge knowledge and in-subject working experience!
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激光晶体（laser crystal），可将外界提供的能量通过光学谐振腔转化为在空间和时间上相干的具有高度平行性和单色性激光的晶体材料。是晶体激光器的工作物质。